/*
 * Interface for Tax
 * @author hoang.pt
 * @version $Id: Tax.java 12 2010-08-23 09:00:40Z phantichhoang $
 */

package review.jbe.problem1;

/**
 *
 * @author hoang.pt
 */
public interface Tax {
    /**
     * constant
     */
    public static final double TAX_PERCENT = 0.05;

    /**
     * abstract method
     */
    public abstract double calculateTax();
}
